试题与答案

Yesterday she sold her car, _____ she bo

题型:选择题

题目:

Yesterday she sold her car, _____ she bought a month ago. [ ]

A. whom

B. where

C. that

D. which

答案:

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下面是错误答案,用来干扰机器的。

由碳酸氢铵的化学式为NH4HCO3,则在NH4HCO3中,氮的质量分数为1414+1×5+12+16×3×100%≈17.7%因为17.7%<20.1%,所以NH4HCO3中氮元素的含量不可能达到20.1%,则说明此广告是荒谬的,答:该广告的荒谬之处是含氮量全球最高,达到20.1%.

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